RPS Series High Power Thick Film Resistor 250W-800W Range with ±150ppm/℃ Temperature Coefficient
Price:
Negotiable
MOQ:
1000
Delivery Time:
Negotiable
Brand:
HUAXING
Product Description
RPS Series High Power Thick Film Resistor
Product Overview
Compact high-power resistor designed for heat sink installation with water-cooled or air-cooled operation capabilities. Ideal for demanding industrial applications requiring reliable power dissipation.
Applications
- Wind power generation systems
- Frequency converters and drives
- Power transmission equipment
- Industrial control systems
Dimensions & Specifications
| Model | Rated Power (W) | Resistance Range (Ω) | Size H (mm) | Temperature Coefficient |
|---|---|---|---|---|
| RPS-250W | 250 | 0.5～1M | 25 | ±150ppm/℃ |
| RPS-300W | 300 | 0.5～1M | 27 | ±150ppm/℃ |
| RPS-400W | 400 | 0.5～1M | 27 | ±150ppm/℃ |
| RPS-600W | 600 | 0.5～1M | 27 | ±150ppm/℃ |
| RPS-800W | 800 | 0.5～1M | 27 | ±150ppm/℃ |
Quality Testing Standards
| Test Item | Test Conditions | Requirements |
|---|---|---|
| Voltage Withstand Capability | 6000 VAC, 1 minute between terminal and mounting board | No breakdown or flashover |
| Lead Strength | Torque: 0.6 N*m | ΔR ≤ ±(1%R + 0.05Ω) |
| Body Strength | Load: (100±5) N | ΔR ≤ ±(1%R + 0.05Ω) |
Installation Guidelines
- Mount resistor on heatsink using 2 M4 screws with 4N*m torque
- Apply thermal grease to clean contact surfaces (alumina and heatsink)
- Heatsink surface flatness: 0.05mm to 0.1mm per 100mm
- Surface roughness: 6.3μm maximum
- Maximum operating temperature on heatsink surface: 125°C
Ordering Information
Example: RPS-600W, 1Ω resistance, ±5% tolerance, quantity: 1000 pieces
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Company
Shaanxi Huaxing Technology Co.,Ltd.
Location
16 Wenhui East Road, Xianyang City, Shaanxi Province, China
Contact Person
David